I. intransitive verb(ambled; ambling)Etymology: Middle English, from Anglo-French ambler, from Latin ambulare to walk, from ambi- + -ulare (verb base akin to Middle Welsh el he may go, Greek ēlythe he went) — more at elasticDate: 14th century
to go at or as if at an amble ;saunter
• amblernounII. nounDate: 14th century1.a. an easy gait of a horse in which the legs on the same side of the body move together
b.rack VII,b
2. an easy gait
3. a leisurely walk

Amble — Am ble, n. 1. A peculiar gait of a horse, in which both legs on the same side are moved at the same time, alternating with the legs on the other side. A fine easy amble. B. Jonson. [1913 Webster] 2. A movement like the amble of a horse. [1913… … The Collaborative International Dictionary of English